KH Blocker is an Ad Blocker. It blocks Ads before they even begin to load. KH Blocker doesn’t just hide them on the website, it removes them. Don’t waste bandwidth downloading Ads!. KH Blocker can also protects against spyware, viruses, etc before they even get a chance to install themselves. KH Blocker ensures the websites they come from are blocked. This prevents them from being installed in the first place.